Hexen II is a dark fantasy first-person shooter (FPS) video game developed by Raven Software from 1996 to 1997, then published by id Software and distributed by Activision. It is the third game in the Hexen/Heretic series, and the last in the Serpent Riders trilogy. Using a modified Quake engine, it features single-player and multiplayer game modes, as well as four character classes to choose from, each with different abilities. These include the "offensive" Paladin, the "defensive" Crusader, the spell-casting Necromancer, and the stealthy Assassin.
This package include the following games & mods:
1. Hexen II
2. Hexen II Mission Pack: Portal of Praevus
The original CD-Audio soundtracks are included wherever applicable.
The Hammer of Thyrion source port (http://uhexen2.sourceforge.net/) is included along with Simple Quake Launcher 2 (https://github.com/m-x-d/Simple-Quake-Launcher-2)
Extract, download and update the source port from the above link and then run sqlauncher2.exe